O'Keefe Controls Co. Datasheets for Flow Orifices and Flow Restrictors

Flow orifices and flow restrictors contain precision-machined holes and filters or screens to restrict flow and reduce pressure. They are available as stand-alone devices and in kits, assemblies, restrictors, and restrictor valves.
Flow Orifices and Flow Restrictors: Learn more

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Product Name Notes
Adapter -- BT-10-BR
Adapter -- BT-10-SS
Adapter -- BT-11-BR
Adapter -- BT-11-SS
Adapter -- BT-12-BR
Adapter -- BT-12-SS
Adapter -- BT-13-BR
Adapter -- BT-13-SS
Adapter -- BT-14-BR
Adapter -- BT-14-SS
Adapter -- BT-15-BR
Adapter -- BT-15-SS
Adapter -- BT-16-BR
Adapter -- BT-16-SS
Adapter -- BT-17-BR
Adapter -- BT-17-SS
Adapter -- BT-18-BR
Adapter -- BT-18-SS
Adapter -- BT-19-BR
Adapter -- BT-19-SS
Adapter -- BT-20-BR
Adapter -- BT-20-SS
Adapter -- BT-21-BR
Adapter -- BT-21-SS
Adapter -- BT-22-BR
Adapter -- BT-22-SS
Adapter -- BT-23-BR
Adapter -- BT-23-SS
Adapter -- BT-24-BR
Adapter -- BT-24-SS
Adapter -- BT-25-BR
Adapter -- BT-25-SS
Adapter -- BT-26-BR
Adapter -- BT-26-SS
Adapter -- BT-27-BR
Adapter -- BT-27-SS
Adapter -- BT-28-BR
Adapter -- BT-28-SS
Adapter -- BT-29-BR
Adapter -- BT-29-SS
Adapter -- BT-31-BR
Adapter -- BT-31-SS
Adapter -- BT-32-BR
Adapter -- BT-32-SS
Adapter -- BT-33-BR
Adapter -- BT-33-SS
Adapter -- BT-35-BR
Adapter -- BT-35-SS
Adapter -- BT-4-BR
Adapter -- BT-4-SS
Adapter -- BT-5-BR
Adapter -- BT-5-SS
Adapter -- BT-6-BR
Adapter -- BT-6-SS
Adapter -- BT-7-BR
Adapter -- BT-7-SS
Adapter -- BT-8-BR
Adapter -- BT-8-SS
Adapter -- BT-9-BR
Adapter -- BT-9-SS
One-piece construction of solid metal is employed. Orifices are accurately machined, thoroughly cleaned, and flow tested to exacting standards. Sizes range from .004" to .063" orifice diameter. Special sizes can...
Adapter -- BTFS-10-BR
Adapter -- BTFS-10-SS
Adapter -- BTFS-11-BR
Adapter -- BTFS-11-SS
Adapter -- BTFS-12-BR
Adapter -- BTFS-12-SS
Adapter -- BTFS-13-BR
Adapter -- BTFS-13-SS
Adapter -- BTFS-14-BR
Adapter -- BTFS-14-SS
Adapter -- BTFS-15-BR
Adapter -- BTFS-15-SS
Adapter -- BTFS-16-BR
Adapter -- BTFS-16-SS
Adapter -- BTFS-17-BR
Adapter -- BTFS-17-SS
Adapter -- BTFS-18-BR
Adapter -- BTFS-18-SS
Adapter -- BTFS-20-BR
Adapter -- BTFS-20-SS
Adapter -- BTFS-22-BR
Adapter -- BTFS-22-SS
Adapter -- BTFS-24-BR
Adapter -- BTFS-24-SS
Adapter -- BTFS-26-BR
Adapter -- BTFS-26-SS
Adapter -- BTFS-28-BR
Adapter -- BTFS-28-SS
Adapter -- BTFS-3-BR
Adapter -- BTFS-3-SS
Adapter -- BTFS-30-BR
Adapter -- BTFS-30-SS
Adapter -- BTFS-32-BR
Adapter -- BTFS-32-SS
Adapter -- BTFS-34-BR
Adapter -- BTFS-34-SS
Adapter -- BTFS-36-BR
Adapter -- BTFS-36-SS
Adapter -- BTFS-4-BR
Adapter -- BTFS-4-SS
Adapter -- BTFS-40-BR
Adapter -- BTFS-40-SS
Adapter -- BTFS-44-BR
Adapter -- BTFS-44-SS
Adapter -- BTFS-48-BR
Adapter -- BTFS-48-SS
Adapter -- BTFS-5-BR
Adapter -- BTFS-5-SS
Adapter -- BTFS-52-BR
Adapter -- BTFS-52-SS
Adapter -- BTFS-54-BR
Adapter -- BTFS-54-SS
Adapter -- BTFS-58-BR
Adapter -- BTFS-58-SS
Adapter -- BTFS-6-BR
Adapter -- BTFS-6-SS
Adapter -- BTFS-64-BR
Adapter -- BTFS-64-SS
Adapter -- BTFS-7-BR
Adapter -- BTFS-7-SS
Adapter -- BTFS-8-BR
Adapter -- BTFS-8-SS
Stainless steel wire screens are mounted within the precision orifice assembly to protect the orifice from contamination that could be introduced during handling or installation. The fine screens are not...
37° Flared Tube Connector -- A-44FTX-10-BR
37° Flared Tube Connector -- A-44FTX-10-SS
37° Flared Tube Connector -- A-44FTX-11-BR
37° Flared Tube Connector -- A-44FTX-11-SS
37° Flared Tube Connector -- A-44FTX-12-BR
37° Flared Tube Connector -- A-44FTX-12-SS
37° Flared Tube Connector -- A-44FTX-13-BR
37° Flared Tube Connector -- A-44FTX-13-SS
37° Flared Tube Connector -- A-44FTX-14-BR
37° Flared Tube Connector -- A-44FTX-14-SS
37° Flared Tube Connector -- A-44FTX-15-BR
37° Flared Tube Connector -- A-44FTX-15-SS
37° Flared Tube Connector -- A-44FTX-16-BR
37° Flared Tube Connector -- A-44FTX-16-SS
37° Flared Tube Connector -- A-44FTX-17-BR
37° Flared Tube Connector -- A-44FTX-17-SS
37° Flared Tube Connector -- A-44FTX-18-BR
37° Flared Tube Connector -- A-44FTX-18-SS
37° Flared Tube Connector -- A-44FTX-20-BR
37° Flared Tube Connector -- A-44FTX-20-SS
37° Flared Tube Connector -- A-44FTX-22-BR
37° Flared Tube Connector -- A-44FTX-22-SS
37° Flared Tube Connector -- A-44FTX-24-BR
37° Flared Tube Connector -- A-44FTX-24-SS
37° Flared Tube Connector -- A-44FTX-26-BR
37° Flared Tube Connector -- A-44FTX-26-SS
37° Flared Tube Connector -- A-44FTX-28-BR
37° Flared Tube Connector -- A-44FTX-28-SS
37° Flared Tube Connector -- A-44FTX-3-BR
37° Flared Tube Connector -- A-44FTX-3-SS
37° Flared Tube Connector -- A-44FTX-30-BR
37° Flared Tube Connector -- A-44FTX-30-SS
37° Flared Tube Connector -- A-44FTX-32-BR
37° Flared Tube Connector -- A-44FTX-32-SS
37° Flared Tube Connector -- A-44FTX-34-BR
37° Flared Tube Connector -- A-44FTX-34-SS
37° Flared Tube Connector -- A-44FTX-36-BR
37° Flared Tube Connector -- A-44FTX-36-SS
37° Flared Tube Connector -- A-44FTX-4-BR
37° Flared Tube Connector -- A-44FTX-4-SS
37° Flared Tube Connector -- A-44FTX-40-BR
37° Flared Tube Connector -- A-44FTX-40-SS
37° Flared Tube Connector -- A-44FTX-44-BR
37° Flared Tube Connector -- A-44FTX-44-SS
37° Flared Tube Connector -- A-44FTX-48-BR
37° Flared Tube Connector -- A-44FTX-48-SS
37° Flared Tube Connector -- A-44FTX-5-BR
37° Flared Tube Connector -- A-44FTX-5-SS
37° Flared Tube Connector -- A-44FTX-52-BR
37° Flared Tube Connector -- A-44FTX-52-SS
37° Flared Tube Connector -- A-44FTX-54-BR
37° Flared Tube Connector -- A-44FTX-54-SS
37° Flared Tube Connector -- A-44FTX-58-BR
37° Flared Tube Connector -- A-44FTX-58-SS
37° Flared Tube Connector -- A-44FTX-6-BR
37° Flared Tube Connector -- A-44FTX-6-SS
37° Flared Tube Connector -- A-44FTX-64-BR
37° Flared Tube Connector -- A-44FTX-64-SS
37° Flared Tube Connector -- A-44FTX-7-BR
37° Flared Tube Connector -- A-44FTX-7-SS
37° Flared Tube Connector -- A-44FTX-8-BR
37° Flared Tube Connector -- A-44FTX-8-SS
37° Flared Tube Connector -- A-44FTX-9-BR
37° Flared Tube Connector -- A-44FTX-9-SS
Adapter -- BTF-10-BR
Adapter -- BTF-10-SS
Adapter -- BTF-11-BR
Adapter -- BTF-11-SS
Adapter -- BTF-12-BR
Adapter -- BTF-12-SS
Adapter -- BTF-13-BR
Adapter -- BTF-13-SS
Adapter -- BTF-14-BR
Adapter -- BTF-14-SS
Adapter -- BTF-15-BR
Adapter -- BTF-15-SS
Adapter -- BTF-16-BR
Adapter -- BTF-16-SS
Adapter -- BTF-17-BR
Adapter -- BTF-17-SS
Adapter -- BTF-18-BR
Adapter -- BTF-18-SS
Adapter -- BTF-20-BR
Adapter -- BTF-20-SS
Adapter -- BTF-22-BR
Adapter -- BTF-22-SS
Adapter -- BTF-24-BR
Adapter -- BTF-24-SS
Adapter -- BTF-26-BR
Adapter -- BTF-26-SS
Adapter -- BTF-28-BR
Adapter -- BTF-28-SS
Adapter -- BTF-3-BR
Adapter -- BTF-3-SS
Adapter -- BTF-30-BR
Adapter -- BTF-30-SS
Adapter -- BTF-32-BR
Adapter -- BTF-32-SS
Adapter -- BTF-34-BR
Adapter -- BTF-34-SS
Adapter -- BTF-36-BR
Adapter -- BTF-36-SS
Adapter -- BTF-4-BR
Adapter -- BTF-4-SS
Adapter -- BTF-40-BR
Adapter -- BTF-40-SS
Adapter -- BTF-44-BR
Adapter -- BTF-44-SS
Adapter -- BTF-48-BR
Adapter -- BTF-48-SS
Adapter -- BTF-5-BR
Adapter -- BTF-5-SS
Adapter -- BTF-52-BR
Adapter -- BTF-52-SS
Adapter -- BTF-54-BR
Adapter -- BTF-54-SS
Adapter -- BTF-58-BR
Adapter -- BTF-58-SS
Adapter -- BTF-6-BR
Adapter -- BTF-6-SS
Adapter -- BTF-64-BR
Adapter -- BTF-64-SS
Adapter -- BTF-7-BR
Adapter -- BTF-7-SS
Adapter -- BTF-8-BR
Adapter -- BTF-8-SS
Adapter -- BTF-9-BR
Adapter -- BTF-9-SS
The restrictors incorporate a precision synthetic sapphire orifice which is fitted within a main body. The sapphire orifice is a stable, accurate flow restrictor. Standard sizes range from .0012" to...

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